Self-heating in coal has been extensively studied. The tendency to self-heat decreases with increasing rank of the coal. Lignite coals are more active than bituminous coals, which are more active than anthracite coals.
Cilantro, also known as Chinese parsley, is the leaf of the coriander plant. The spice coriander is the seed. The names cilantro and coriander are sometimes interchanged. In England, for example, only the word coriander is used and they are differentiated by referring to the coriander seed or coriander leaf.ilantro, also known as Chinese parsley, is the leaf of the coriander plant. The spice coriander is the seed. The names cilantro and coriander are sometimes interchanged. In England, for example, only the word coriander is used and they are differentiated by referring to the coriander seed or coriander leaf.
It's also called coriander because it comes from the coriander plant. Cilantro makes up the stems and leaves of the plant, while the plant's seeds are ground into the spice known as coriander. Cilantro is sold in bunches like parsley. Leaves should have a bright even color and show no signs of wilting.